#include <WiFi.h>
#include <PubSubClient.h>
#include <Adafruit_Sensor.h>
#include <ArduinoJson.h>
#include <DHT.h>
#include <HTTPClient.h>

#define DHTPIN 19      // Broche de données du capteur DHT22
#define DHTTYPE DHT22  // Type de capteur DHT22

const char* ssid = "Wokwi-GUEST";
const char* password = "";
const char* mqttServer = "http://api.beebotte.com/v1/data/read/projet/leds?limit=3";
const int mqttPort = 1883;
const char* mqttTopic = "projet/leds";

DHT dht(DHTPIN, DHTTYPE);
WiFiClient wifiClient;
PubSubClient mqttClient(mqttServer, mqttPort, wifiClient);



void callback(char* topic, byte* payload, unsigned int length) {
  StaticJsonDocument<200> doc;
  deserializeJson(doc, payload, length);
  boolean etat = doc["data"];
  digitalWrite(23, etat);
  digitalWrite(22, etat);
  digitalWrite(21, etat);
}


void setup() {
  Serial.begin(115200);
  pinMode(23, OUTPUT);  // LED rouge
  pinMode(22, OUTPUT);  // LED verte
  pinMode(21, OUTPUT);  // LED orange

  dht.begin();

  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to WiFi...");
  }
  Serial.println("Connected to WiFi");

  mqttClient.setCallback(callback);
  if (mqttClient.connect("ESP32Client")) {
    mqttClient.subscribe(mqttTopic);
    Serial.println("Connected to MQTT server");
  } else {
    Serial.println("Failed to connect to MQTT server");
  }
}

void loop() {
  HTTPClient http;
  http.begin(mqttServer);
  http.addHeader("Content-Type", "application/json");
  http.addHeader("X-Auth-Token", "token_Py10HzPLGQ7Z1Y8s");
  int httpCode = http.GET();
  if (httpCode > 0) {
    String payload = http.getString();
    DynamicJsonDocument doc(1024);
    DeserializationError error = deserializeJson(doc, payload);
    if (error) {
      Serial.println("Failed to parse JSON");
    } else {
      boolean etat = doc[0]["data"];
      digitalWrite(23, etat);
      digitalWrite(22, etat);
      digitalWrite(21, etat);
    }
  } else {
    Serial.println("Failed to connect to the server");
  }
  http.end();
  delay(1000);


  mqttClient.loop();

  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.print(" °C, Humidity: ");
  Serial.print(humidity);
  Serial.println(" %");

  if (temperature > 30) {
    digitalWrite(23, HIGH);
    Serial.println("Seuil de température dépassé");
    Serial.print("Temperature: ");
    Serial.print(temperature);
    Serial.println(" °C");
  } else {
    digitalWrite(23, LOW);
  }

  if (humidity > 40) {
    digitalWrite(22, HIGH);
    Serial.println("Seuil d'humidité dépassé");
    Serial.print("Humidity: ");
    Serial.print(humidity);
    Serial.println(" %");
  } else {
    digitalWrite(22, LOW);
  }

  delay(1000);
}